/* css reset */
input,textarea,select{
  font-family:arial;
  font-family:inherit;
}
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {margin: 0; padding: 0; border: 0; font: inherit; font-size: 100%; vertical-align: baseline}
ul,ol{
  padding-left:0;
  list-style-type:none;
}
div,span,i,a,label,button,h1, h2, h3, h4, h5, h6,nav,video,table,caption, tbody, tfoot, thead, tr, th, td{
  -webkit-touch-callout:none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
/*image with no-border*/
a img{border:0;}
img{border:0;}
html,body {
  height: 100%;
  margin: 0;
}
body{
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', '微软雅黑', '华文细黑', 'Helventica',Tahoma,Arial,sans-serif !important;
  line-height:1.4;
  color:#333;
  background:transparent;
}
a{
  text-decoration: none;
  cursor: pointer;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
button,select,input,textarea{outline: none}
button{
  cursor: pointer;
  &[disabled]{
    cursor: not-allowed !important;
    opacity: .9;
  }
  &:hover{
    opacity: .9;
  }
}
